Leno anticipates return to 11:30, lauds O'Brien

In this photo provided by NBC, Conan O'Brien interviewed by Jay Leno during Leno's final taping as host of The Tonight Show in Burbank, Calif. on Friday, May 29, 2009. (AP Photo/NBC, Paul Drinkwater)

January 19, 2010 7:37:46 AM PST

By LYNN ELBER, AP Television Writer

LOS ANGELES - January 19, 2010 --

Jay Leno turned serious on his show to discuss the late-night chaos at NBC, telling viewers that he'd been doubtful about launching a prime-time show but was prevented by NBC from going to another network instead.